{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949451,-0.313916,0.000000,0.000000,0.175020,-0.529356,0.830151,0.000000,-0.260051,0.786536,0.560120,0.000000,-1660386.951378,5021909.986576,3552340.120095,1],    "boundingVolume": {    "region": [1.890030,0.594398,1.890192,0.594664,0.000000,8.811800]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/11_1381578.b3dm"}}}